Remove multiple-definitions test

src/test/ui/rfc-2627-raw-dylib/multiple-definitions.rs

@@ -1,19 +0,0 @@
-// only-i686-pc-windows-msvc
-// compile-flags: --crate-type lib --emit link
-#![allow(clashing_extern_declarations)]
-#![feature(raw_dylib)]
-//~^ WARN the feature `raw_dylib` is incomplete
-#[link(name = "foo", kind = "raw-dylib")]
-extern "C" {
-    fn f(x: i32);
-    //~^ ERROR multiple definitions of external function `f` from library `foo.dll` have different calling conventions
-}
-
-pub fn lib_main() {
-    #[link(name = "foo", kind = "raw-dylib")]
-    extern "stdcall" {
-        fn f(x: i32);
-    }
-
-    unsafe { f(42); }
-}

src/test/ui/rfc-2627-raw-dylib/multiple-definitions.stderr

@@ -1,17 +0,0 @@
-warning: the feature `raw_dylib` is incomplete and may not be safe to use and/or cause compiler crashes
-  --> $DIR/multiple-definitions.rs:4:12
-   |
-LL | #![feature(raw_dylib)]
-   |            ^^^^^^^^^
-   |
-   = note: `#[warn(incomplete_features)]` on by default
-   = note: see issue #58713 <https://github.com/rust-lang/rust/issues/58713> for more information
-
-error: multiple definitions of external function `f` from library `foo.dll` have different calling conventions
-  --> $DIR/multiple-definitions.rs:8:5
-   |
-LL |     fn f(x: i32);
-   |     ^^^^^^^^^^^^^
-
-error: aborting due to previous error; 1 warning emitted
-